Asked by April :)

A right triangle has an area of 13 m2. The dimensions of the triangle are increased by a scale factor of 3. What is the area of the new triangle? Please help!!!!

a)39 m2
b)169 m2
c)117 m2
d)142 m2
Answered by Steve
if the sides grow by a factor of 3, the area grows by a factor of 3^2 = 9

9*13 = 117
Answered by April :)
Thank you!!! :)
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